======== Train word2vec based on Hierarchical Softmax Function Incrementally. Inspired by Tomas Mikolov article "Efficient Estimation of Word Representations in Vector Space", link.
The incremental word2vec is provided only for research purposes and without any warranty. Any commercial use is prohibited. When using the incremental word2vec code in your research work, you can refer to the following papers, respectively:
H.Peng JX.Li Yq.Song Yp.Liu Incremental Learning the Hierarchical Softmax Function for Neural Language Models (AAAI), February 2017.